1113310121321 has 4 divisors (see below), whose sum is σ = 1113328146000. Its totient is φ = 1113292096644.

The previous prime is 1113310121293. The next prime is 1113310121353. The reversal of 1113310121321 is 1231210133111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1113310121321 - 2²² = 1113305927017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113310121293 and 1113310121302.

It is not an unprimeable number, because it can be changed into a prime (1113310121381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8919371 + ... + 9043328.

It is an arithmetic number, because the mean of its divisors is an integer number (278332036500).

Almost surely, 2^{1113310121321} is an apocalyptic number.

It is an amenable number.

1113310121321 is a deficient number, since it is larger than the sum of its proper divisors (18024679).

1113310121321 is an equidigital number, since it uses as much as digits as its factorization.

1113310121321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18024678.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1113310121321 its reverse (1231210133111), we get a palindrome (2344520254432).

The spelling of 1113310121321 in words is "one trillion, one hundred thirteen billion, three hundred ten million, one hundred twenty-one thousand, three hundred twenty-one".